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Dimethyl sulfoxide_Molecular_structure_CAS_67-68-5)
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Dimethyl sulfoxide

Catalog No. 41645 Name Sigma Aldrich
CAS Number 67-68-5 Website http://www.sigmaaldrich.com
M. F. C2H6OS Telephone 1-800-521-8956
M. W. 78.13344 Fax
Purity Email
Storage Chembase ID: 964

SYNONYMS

Title
二甲基亚砜
IUPAC name
methanesulfinylmethane
IUPAC Traditional name
dimethyl sulfoxide
Synonyms
DMSO
甲基亚砜
Methyl sulfoxide

DATABASE IDS

CAS Number 67-68-5
MDL Number MFCD00002089
EC Number 200-664-3
Beilstein Number 506008

PROPERTIES

Grade B&J Brand (product of Burdick & Jackson)
Linear Formula (CH3)2SO
Auto Ignition Point 573 °F
Boiling Point 189 °C(lit.)
Density 1.10 g/mL(lit.)
Flash Point 87 °C
Flash Point 188.6 °F
Melting Point 16-19 °C(lit.)
Refractive Index n20/D 1.479(lit.)
Vapor Density 2.7 (vs air)
Vapor Pressure 0.42 mmHg ( 20 °C)
Explode Limits 42 %, 63 °F
MSDS Link Download
Personal Protective Equipment Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
RTECS PV6210000
German water hazard class 1

DETAILS

Description (English)
Caution
Supercools easily and remelts slowly at room temperature. Solidified product can be re-liquified by warming to room temperature without detriment to the product.
Other Notes
Sales restrictions may apply
Description (简体中文)
Caution
容易过度冷却,并在室温下缓慢融化固化的产品放在室温下可以再次液化,对其本身无影响。
Other Notes
可能实行销售限制

REFERENCES